*{
	margin: 0px;
	padding: 0px;
}
ul,ol{
	list-style: none;
}
body{
	/* background:url(img/1.jpg); */
	background:black;
}
.main{
	width: 1200px;
	height: 600px;
	margin: 150px auto;
	overflow: hidden;
}
li{
	width: 160px;
	float: left;
	border-left: 1px solid #FFFFFF;
	position: relative;
	transition: all 1s;
}
.flag{
	position: absolute;
	left: 0px;
	bottom: 0px;
	width: 100%;
	height: 60px;
	line-height: 60px;
	text-align: center;
	color: #FFFFFF;
	background:rgba(0,0,0,0.5);
	
}

.main:hover li{
	width: 40px;
}
.main li:hover{
	width: 640px;
}